why we are using (-24VDC) and where we r using plz tell me
Answer Posted / asif.k64@hotmail.com
-24V DC is used for Telecom server and equipment, as positive terminal is grounded.
| Is This Answer Correct ? | 2 Yes | 0 No |
Post New Answer View All Answers
hello sir/madam, I,Subramanian need 5yrs placement papers of officer trainee of Instrumentation technology.pls send to this mail id mani_nxtgen@yahoo.co.in please do the needful. with regards, subramanian.v
How can test or measure the probe and extension cable to identify if the problem at the probe or cable or at the driver it self? (pleast notify the measuring method)
a flow transmitter [range-0-400mbar] connected in process line. please explain me how to calibrate the flow transmitter , & how to do static error
What is loop1 and loop2 in MTS LT?
How is flow measured in square root?
Regarding , there is an air cooler which control the fans(50% of AV FANS) by temperature in outlet , and the louver of Air cooler is controlled by HIC from control system , So if on Air cooler we will consider 2 individual I/P converter or positioner?
can you send remote seal interface level transmitter calculation steps for oil water saperator.
what is the minimum power (P=VI)to produce a spark?
all types of liquid analyzer principle with drawing?
1. For Steam drum level signal, why do we compensate with drum pressure signal? 2.For main steam Flow signal is comensated with main steam temperature signal and main steam pressure signal why?
Reason for capillary type dp level transmitter fluctuation
In apron feeder how TPH is calculated?
What are advantages and disadvantage of the ac supply load cell?
What is the cascade control
In power plant to measure vibration of a turbine we install sensors. Before install this sensor we have to set gap voltage. What is meant by gap voltage and its use?